//this is a single-line comment
/* This 
    is 
    a 
    multi-line 
    comment */

var num = 0; // num is the number of total students 

function Circle(radius /* any */)  { //the embedded comment is difficult to kept

}
var obj = {name:"Alice", 
	//another embedded comment, parsing error
	age:13, 
	location:"Toronto"};

console.log(obj);
